CN208778341U - A kind of axial-flow leaf and blower, air-conditioning comprising it - Google Patents
A kind of axial-flow leaf and blower, air-conditioning comprising it Download PDFInfo
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- CN208778341U CN208778341U CN201821285886.9U CN201821285886U CN208778341U CN 208778341 U CN208778341 U CN 208778341U CN 201821285886 U CN201821285886 U CN 201821285886U CN 208778341 U CN208778341 U CN 208778341U
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Abstract
The utility model provides a kind of axial-flow leaf and blower, air-conditioning comprising it, is related to technical field of air purification.For connecting with the wheel hub, the length of the outer rim is greater than the length of the inner edge for the inner edge；By on the rear to the up-front direction, the endpoint of the outer rim is located at before the endpoint of the inner edge ipsilateral with the outer rim endpoint.When air-flow is radially flowed by the inner edge to the outer rim, with the increase of axial-flow leaf radius, the air-flow partially radially flowed described can be blocked by blade, so that radial air-flow conversion route continues to axially rotate, to prevent the air-flow of Radial Flow from causing to disturb to the air-flow axially flowed, the high efficiency of axial-flow leaf is kept, air quantity is big, avoids noise caused by flow perturbation.
Description
Technical field
The utility model relates to technical field of air purification, in particular to a kind of axial-flow leaf and include its wind
Machine, air-conditioning.
Background technique
Axial-flow leaf is widely used in air-conditioning products since air quantity is big, noise is low, existing axial-flow leaf at work, leaf
Piece rotation allows airflow into the runner formed in blade rotary course, and air-flow is flowed along axial, but simultaneously, the air-flow in runner
By the effect of centrifugal force field, there is fraction radially to flow.The air-flow radially flowed makes the flow perturbation axially flowed
The problem of at axial-flow leaf efficiency, air quantity decline, power increase is reduced；And flow perturbation forms strong disorderly in blade surface
Flow noise.To solve the technical problem that existing axial-flow leaf axial-flow leaf efficiency reduces, air quantity declines, noise is big, this is proposed
Application.
Utility model content
The utility model provides a kind of axial-flow leaf and blower, air-conditioning comprising it, it is intended to improve existing axis stream wind
The problem that vane axial-flow fan blade efficiency reduces, air quantity declines, noise is big.
In a first aspect, the utility model provides a kind of axial-flow leaf, including wheel hub and the hub periphery is set
Multiple blades, each blade include sequentially connected inner edge, leading edge, outer rim and rear, which is characterized in that are used the inner edge
It is connect in the wheel hub, the length of the outer rim is greater than the length of the inner edge；By the rear to the up-front direction
On, the endpoint of the outer rim is located at before the endpoint of the inner edge ipsilateral with the outer rim endpoint.
Further, in one preferred embodiment of the utility model, the outer rim and the up-front intersection point are the
The intersection point of one intersection point, the outer rim and the rear is the second intersection point, and the inner edge and the up-front intersection point are third intersection point,
The intersection point of the inner edge and the rear is the 4th intersection point；By on the rear to the up-front direction, first intersection point
Before the third intersection point, second intersection point is located at before the 4th intersection point.
Further, in one preferred embodiment of the utility model, first intersection point, the 4th intersection point and institute
The center of circle of circle where stating wheel hub forms the first central angle, circle where first intersection point, second intersection point and the wheel hub
The center of circle forms the second central angle, and the center of circle of circle forms third circle where second intersection point, the 4th intersection point and the wheel hub
Heart angle, the center of circle of circle forms the 4th central angle where first intersection point, the third intersection point and the wheel hub；First circle
Heart angle the second central angle of > > third central angle or the 4th central angle.
Further, in one preferred embodiment of the utility model, first central angle are as follows: 75 ° -135 °.
Further, in one preferred embodiment of the utility model, the third central angle and the 4th center of circle
Angle is equal are as follows: 25 ° -55 °.
Further, in one preferred embodiment of the utility model, second central angle and the third center of circle
The ratio at angle are as follows: 1.5-2.5.
Further, in one preferred embodiment of the utility model, the center of circle of circle where the wheel hub and described the
The point that the extended line of three intersection point lines intersects with the outer rim is the 5th intersection point, the company of the third intersection point and the 5th intersection point
Line is the first line；Maximum cross-section perpendicular to the blade of the hub axis is frontal plane of projection, in the frontal plane of projection
Upper: the area of plane that the leading edge, the outer rim and first line surround is S1, the rear, the outer rim and
The area of plane that first line surrounds is S2, wherein S1/S2 > 0.5.
Further, in one preferred embodiment of the utility model, in the blade radially from the inner edge
Multiple curved surfaces are successively equidistantly intercepted to the outer rim, each curved surface forms string between the leading edge and the rear,
Successively include r0, r1, r2, r3, r4, r5 ... r10 by the inner edge to the string the outer rim, r5 and it is described before
The point of edge intersection is the 6th intersection point, and the point that r5 intersects with the rear is the 7th intersection point；First intersection point and the third are handed over
The line of point is the second line, and the line of second intersection point and the 4th intersection point is third line, and the 6th intersection point arrives
The vertical range of second line is the first action, and the vertical range of the 7th intersection point to the third line is the second string
It is high；Second action=(0.01-0.05) * R, * the second action of the first action=(5-10), wherein R is the axis
Flow the radius of fan blade.
Further, in one preferred embodiment of the utility model, by each of r0 to the r10 string with it is vertical
Be followed successively by α 0, α 1, α 2 ... α 10 in the angle of the plane of the hub axis, the angle first increase in reduction and 5 value of α most
Greatly；Wherein, 10 < α of α, 0 < α 5.
Further, in one preferred embodiment of the utility model, 0≤70 ° of 35 °≤α, 10≤35 ° of 15 °≤α,
45°≤α5≤80°。
Further, in one preferred embodiment of the utility model, by each of r0 to the r10 string with it is vertical
Distance in maximum cross-section on the blade of the hub axis is followed successively by L0, L1, L2 ... L10, and L0 < L1 < L2 ...
< L10.
Further, in one preferred embodiment of the utility model, any distance meets: 0.15R < L <
1.5R, wherein R is the radius of the axial-flow leaf.
Further, in one preferred embodiment of the utility model, further includes: water fetching structure, the water fetching structure
It is connected with the outer rim.
Second aspect, the utility model provide a kind of axial flow blower, including axial-flow leaf described in any of the above embodiments.
The third aspect, the utility model provide a kind of air-conditioning, including axial-flow leaf described in any of the above embodiments.
The utility model provides a kind of axial-flow leaf and blower, air-conditioning comprising it, and air-flow enters runner along axial stream
It is dynamic, since the length of the outer rim in the application is greater than the length of the inner edge, and by the rear to the up-front side
Upwards, the endpoint of the outer rim is located at before the endpoint of the inner edge ipsilateral with the outer rim endpoint；When air-flow is by described interior
Edge is radially flowed to the outer rim, and with the increase of axial-flow leaf radius, the air-flow partially radially flowed can be described by blade
It blocks, so that radial air-flow conversion route continues to axially rotate, to prevent the air-flow of Radial Flow to axially flowing
Air-flow causes to disturb, and keeps the high efficiency of axial-flow leaf, and air quantity is big, avoids noise caused by flow perturbation.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the front view for the axial-flow leaf that an embodiment of the present invention provides；
Fig. 2 is the front view for the blade that an embodiment of the present invention provides；
Fig. 3 is the blade radial schematic diagram that an embodiment of the present invention provides；
Fig. 4 is the axial-flow leaf structural schematic diagram that an embodiment of the present invention provides；
Fig. 5 is the side structure schematic diagram of Fig. 4；
Appended drawing reference:
1- wheel hub
2- blade
The inner edge 21- 22- leading edge 23- outer rim 24- rear 25- curved surface
The 4th intersection point of A- the first intersection points B the-the second intersection point C- third intersection point D-
The 7th intersection point of the 5th the 6th intersection point F- of intersection point E- of G-
CG- the first line AC- the second line BD- third line
θ 1- the first central angle θ the second central angle of 2-
The 4th central angle of θ 3- third central angle θ 4-
H1- the first action the second action of h2-
3- water fetching structure
Specific embodiment
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the application embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Embodiment 1
A kind of axial-flow leaf that the utility model embodiment 1 provides, as shown in Fig. 1,4, including wheel hub 1 and setting are described
Multiple blades 2 of 1 periphery of wheel hub, each blade 2 include sequentially connected inner edge 21, leading edge 22, outer rim 23 and rear 24,
It is characterized in that, the inner edge 21, for connecting with the wheel hub 1, the length of the outer rim 23 is greater than the length of the inner edge 21
Degree；By on the rear 24 to the direction of the leading edge 22, the endpoint of the outer rim 23 is located at ipsilateral with 23 endpoint of outer rim
The inner edge 21 endpoint before.Air-flow enters runner along axial flowing, due to the length of the outer rim 23 in the application
Greater than the length of the inner edge 21, and by the rear 24 to the direction of the leading edge 22, the endpoint of the outer rim 23 is located at
With 23 endpoint of outer rim before the endpoint of the ipsilateral inner edge 21；When air-flow by the inner edge 21 to the outer rim 23 along diameter
To flowing, with the increase of axial-flow leaf radius, the air-flow partially radially flowed can be blocked by the blade 2, so that radial
Air-flow conversion route continues to axially rotate, to prevent the air-flow of Radial Flow from causing to disturb to the air-flow axially flowed, protects
The high efficiency of axial-flow leaf is held, air quantity is big, avoids noise caused by flow perturbation.
As shown in Figure 1, the edge that the blade 2 is used to connect with the wheel hub 1 is inner edge 21,2 diameter of blade
It is outer rim 23 to outside edge；One end of one end of the outer rim 23 and the inner edge 21 is connected by the leading edge 22
It connects, and the other end of the outer rim 23 is connect with the other end of the inner edge 21 by the rear 24.
Disturbance is flowed to reduce the radial gas of 2 admission edge 22 of blade, the inlet loss of axial-flow leaf is reduced, in this reality
With a kind of axial-flow leaf provided in new embodiment 1, the intersection point of the outer rim 23 and the leading edge 22 is the first intersection point A, institute
The intersection point for stating outer rim 23 and the rear 24 is the second intersection points B, and the intersection point of the inner edge 21 and the leading edge 22 is third intersection point
The intersection point of C, the inner edge 21 and the rear 24 is the 4th intersection point D；By on the rear 24 to the direction of the leading edge 22, i.e.,
On direction of rotation shown in arrow shown in Fig. 2 or 4, the first intersection point A is located at before the third intersection point C, and described second hands over
Point B is located at before the 4th intersection point D.
In the present embodiment, the center of circle of circle forms first where the first intersection point A, the 4th intersection point D and the wheel hub 1
Central angle θ 1, the center of circle of circle forms the second central angle θ 2 where the first intersection point A, second intersection points B and the wheel hub 1,
The center of circle of circle where second intersection points B, the 4th intersection point D and the wheel hub 1 forms third central angle θ 3, and described first hands over
The center of circle of circle forms the 4th central angle θ 4 where point A, the third intersection point C and the wheel hub 1；First central angle θ, 1 >
Two central angle θ 2 > third central angle θ 3 or the 4th central angle θ 4.
In the present embodiment, the first central angle θ 1 are as follows: 75 ° -135 °.The third central angle θ 3 and the 4th circle
Heart angle θ 4 is equal are as follows: 25 ° -55 °.The ratio of the second central angle θ 2 and third central angle θ 3 are as follows: 1.5-2.5.
Arrangement above, so that blade 2 shifts to an earlier date θ 4 than the direction of rotation shown in the arrow third intersection point C by the first intersection point A,
In this way by under the radius of the different axial-flow leafs of inner edge 21 to outer rim 23, the successive time that air-flow enters 2 runner of blade is different, from
To outer rim 23 as radius increases, the time that air-flow enters 2 runner of blade is more and more early for inner edge 21, close to the blade 2 of outer rim 23
Also the air-flow flowed through can effectively be blocked and axially be flowed convenient for air-flow, to effectively reduce when air-flow enters runner by radial direction
The flow perturbation of flowing reduces the inlet loss of axial-flow leaf, increases air quantity.Blade 2 is by the second intersection points B than the 4th intersection point D
Shift to an earlier date θ 3 along direction of rotation, in this way by under the radius of the different axial-flow leafs of inner edge 21 to outer rim 23, air-flow flows out 2 runner of blade
The successive time it is different, from inner edge 21 to outer rim 23 as radius increases, the time that air-flow flows out 2 runner of blade is more and more early,
Flow perturbation when to reduce air-flow outflow runner by Radial Flow, reduces axial-flow leaf trailing edge turbulent flow, reduces fan blade
Aerodynamic noise.
A kind of axial-flow leaf provided in the utility model embodiment 1, the center of circle of circle and the third where the wheel hub 1
The point that the extended line of intersection point C line intersects with the outer rim 23 is the 5th intersection point G, the third intersection point C and the 5th intersection point G
Line be the first line CG；Maximum cross-section perpendicular to the blade 2 of 1 axis of wheel hub (or Z axis) is frontal plane of projection,
The ABCD in Fig. 2 is met, on the frontal plane of projection: the leading edge 22, the outer rim 23 and the first line CG are surrounded
The area of plane be S1, i.e. Fig. 2 in arc SAECG, the rear 24, the outer rim 23 and the first line CG are surrounded flat
Face area is the face S in S2, i.e. Fig. 2 where arc BDGCDB, wherein S1/S2 > 0.5.The setting of two parts area, at above-mentioned angle
Under the premise of degree setting, convenient for further decreasing the inlet loss of axial-flow leaf.
To make blade 2 radially occur rationally to distort, a kind of axial-flow leaf that the utility model embodiment 1 provides, such as Fig. 2
It is shown, multiple curved surfaces 25 are successively equidistantly intercepted radially from the inner edge 21 to the outer rim 23 in the blade 2, interception can
It is cut using the cylindrical surface for crossing 1 axis of wheel hub (or crossing Z axis in Fig. 3) of different radii with 2 phase of blade, each curved surface 25 exists
Form string between the leading edge 22 and the rear 24, by the inner edge 21 to the string the outer rim 23 successively
After the point that the r10 including r0, r1, r2, r3, r4, r5 ..., r0 intersect with the leading edge 22 is third the intersection point C, r0 and is described
The point that edge 24 intersects is the 4th intersection point D；The point that r10 intersects with the leading edge 22 be the first intersection point A, r10 with it is described
The point that rear 24 intersects is second intersection points B；The point that r5 intersects with the leading edge 22 is the 6th intersection point E, r5 and the rear
The point of 24 intersections is the 7th intersection point F；The line of the first intersection point A and the third intersection point C are the second line AC, described second
The line of intersection points B and the 4th intersection point D are third line BD, the 6th intersection point E to the second line AC it is vertical away from
It is the second action h2 from the vertical range for the first action h1, the 7th intersection point F to the third line BD；Second string
High h2=(0.01-0.05) * R, the first action h1=(5-10) * h2, wherein R is the radius of the axial-flow leaf.
In the present embodiment, by each of r0 to the r10 string with perpendicular to 1 axis of wheel hub plane angle according to
Secondary is α 0, α 1, α 2 ... α 10, and the angle first increases in reduction and α 5 value maximum, α 5=α max；Wherein, 10 < α of α, 0 < α 5,
α 10=α min.
A kind of axial-flow leaf that the utility model embodiment 1 provides, 0≤70 ° of 35 °≤α, 10≤35 ° of 15 °≤α, 45 °≤α
5≤80°。
In the present embodiment, by each of r0 to the r10 string with perpendicular to the described of 1 axis of wheel hub (or Z axis)
The distance of plane where maximum cross-section is followed successively by L0, L1, L2 on blade 2 ... L10, and distance is gradually increased i.e. L0 (min) <
L1 < L2 ... < L10 (max).Any distance meets: 0.15R < L < 1.5R, wherein R is the half of the axial-flow leaf
Diameter.
The setting of above-mentioned each numerical value makes blade 2 radially occur rationally to distort, reduces air-flow after entering 2 runner of blade
And the flow perturbation before outflow 2 runner of blade before different radii, improve fan blade efficiency.
As shown in figure 4, in the axial-flow leaf that the present embodiment 1 provides, further includes: water fetching structure 3, the water fetching structure 3 with
The outer rim 23 is connected.Generated condensed water raises evaporation when water fetching structure 3 is convenient for by air conditioner refrigerating.
Embodiment 2
The utility model embodiment 2 provides a kind of axial flow blower, including axial-flow leaf described in any of the above embodiments.
Embodiment 3
The utility model embodiment 3 provides a kind of air-conditioning, including axial-flow leaf described in any of the above embodiments.
The embodiment of the present application 1 provide axial-flow leaf be applied to air-conditioning products in, under same rotating speed, it is same load,
15% or more air quantity can be improved under same motor speed, power, which increases, is no more than 6%, and overall efficiency is promoted, and to noise
There is improvement.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (15)
1. a kind of axial-flow leaf, multiple blades (2) including wheel hub (1) and setting in the wheel hub (1) periphery, each leaf
Piece (2) includes sequentially connected inner edge (21), leading edge (22), outer rim (23) and rear (24), which is characterized in that the inner edge
(21) for connecting with the wheel hub (1), the length of the outer rim (23) is greater than the length of the inner edge (21)；By the rear
(24) on the direction of the leading edge (22), the endpoint of the outer rim (23) is located at and ipsilateral described of the outer rim (23) endpoint
Before the endpoint of inner edge (21).
2. a kind of axial-flow leaf according to claim 1, which is characterized in that the outer rim (23) and the leading edge (22)
Intersection point is the first intersection point (A), and the intersection point of the outer rim (23) and the rear (24) is the second intersection point (B), the inner edge (21)
It is third intersection point (C) with the intersection point of the leading edge (22), the intersection point of the inner edge (21) and the rear (24) is the 4th intersection point
(D)；On direction by the rear (24) to the leading edge (22), first intersection point (A) be located at the third intersection point (C) it
Before, second intersection point (B) is located at before the 4th intersection point (D).
3. a kind of axial-flow leaf according to claim 2, which is characterized in that first intersection point, the 4th intersection point and
The center of circle of circle forms the first central angle (θ 1) where the wheel hub (1), first intersection point, second intersection point and the wheel hub
(1) center of circle of circle forms the second central angle (θ 2) where, second intersection point (B), the 4th intersection point (D) and the wheel hub
(1) center of circle of circle forms third central angle (θ 3) where, first intersection point (A), the third intersection point (C) and the wheel hub
(1) center of circle of circle forms the 4th central angle (θ 4) where；First central angle (θ 1) the second central angle of > (θ 2) the > third circle
Heart angle (θ 3) or the 4th central angle (θ 4).
4. a kind of axial-flow leaf according to claim 3, which is characterized in that first central angle (θ 1) are as follows: 75 °-
135°。
5. a kind of axial-flow leaf according to claim 3, which is characterized in that the third central angle (θ 3) and the described 4th
Central angle (θ 4) is equal are as follows: 25 ° -55 °.
6. a kind of axial-flow leaf according to claim 3, which is characterized in that second central angle (θ 2) and the third
The ratio of central angle (θ 3) are as follows: 1.5-2.5.
7. a kind of axial-flow leaf according to claim 3, which is characterized in that the center of circle of circle and institute where the wheel hub (1)
Stating the point that the extended line of third intersection point (C) line intersects with the outer rim (23) is the 5th intersection point (G), the third intersection point (C)
Line with the 5th intersection point (G) is the first line (CG)；Perpendicular to the maximum cross-section of the blade of the hub axis
For frontal plane of projection, on the frontal plane of projection: the leading edge (22), the outer rim (23) and first line are surrounded flat
Face area is S1, and the area of plane that the rear (24), the outer rim (23) and first line surround is S2, wherein
S1/S2 > 0.5.
8. a kind of axial-flow leaf according to claim 2, which is characterized in that in the blade (2) radially from described
Inner edge (21) to the outer rim (23) successively equidistantly intercept multiple curved surfaces (25), and each curved surface (25) is in the leading edge (22)
String is formed between the rear (24), successively includes to the string the outer rim (23) by the inner edge (21)
The point that r0, r1, r2, r3, r4, r5 ... r10, r5 intersect with the leading edge (22) is the 6th intersection point (E), r5 and the rear
(24) point intersected is the 7th intersection point (F)；The line of first intersection point (A) and the third intersection point (C) is the second line
(AC), the line of second intersection point (B) and the 4th intersection point (D) is third line (BD), and the 6th intersection point (E) arrives institute
The vertical range for stating the second line (AC) is the first action (h1), and the 7th intersection point (F) to the third line (BD) is hung down
Straight distance is the second action (h2)；Second action (h2)=(0.01-0.05) the * R, first action (h1)=(5-
10) the * the second action (h2), wherein R is the radius of the axial-flow leaf.
9. a kind of axial-flow leaf according to claim 8, which is characterized in that by each of r0 to the r10 string and hang down
It directly is followed successively by α 0, α 1, α 2 ... α 10 in the angle of the plane of the hub axis, the angle first increases in reduction and 5 value of α
It is maximum；Wherein, 10 < α of α, 0 < α 5.
10. a kind of axial-flow leaf according to claim 9, which is characterized in that 0≤70 ° of 35 °≤α, 10≤35 ° of 15 °≤α,
45°≤α5≤80°。
11. a kind of axial-flow leaf according to claim 8, which is characterized in that by each of r0 to the r10 string and hang down
Directly the distance in maximum cross-section on the blade of the hub axis is followed successively by L0, L1, L2 ... L10, and L0 < L1 <
L2 ... < L10.
12. a kind of axial-flow leaf according to claim 11, which is characterized in that any distance meets: 0.15R < L
< 1.5R, wherein R is the radius of the axial-flow leaf.
13. -12 described in any item a kind of axial-flow leafs according to claim 1, which is characterized in that further include: water fetching structure
(3), the water fetching structure (3) is connected with the outer rim (23).
14. a kind of axial flow blower, which is characterized in that including the described in any item axial-flow leafs of claim 1-13.
15. a kind of air-conditioning, which is characterized in that including the described in any item axial-flow leafs of claim 1-13.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285886.9U CN208778341U (en) | 2018-08-09 | 2018-08-09 | A kind of axial-flow leaf and blower, air-conditioning comprising it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285886.9U CN208778341U (en) | 2018-08-09 | 2018-08-09 | A kind of axial-flow leaf and blower, air-conditioning comprising it |
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| CN208778341U true CN208778341U (en) | 2019-04-23 |
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ID=66156372
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058165A (en) * | 2018-08-09 | 2018-12-21 | 珠海格力电器股份有限公司 | A kind of axial-flow leaf and blower, air-conditioning comprising it |
| WO2023015931A1 (en) * | 2021-08-07 | 2023-02-16 | 广东美的暖通设备有限公司 | Axial flow wind wheel, air conditioner outdoor unit, and air conditioner |
| CN109058165B (en) * | 2018-08-09 | 2024-05-03 | 珠海格力电器股份有限公司 | Axial flow fan blade and fan and air conditioner comprising same |
-
2018
- 2018-08-09 CN CN201821285886.9U patent/CN208778341U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058165A (en) * | 2018-08-09 | 2018-12-21 | 珠海格力电器股份有限公司 | A kind of axial-flow leaf and blower, air-conditioning comprising it |
| CN109058165B (en) * | 2018-08-09 | 2024-05-03 | 珠海格力电器股份有限公司 | Axial flow fan blade and fan and air conditioner comprising same |
| WO2023015931A1 (en) * | 2021-08-07 | 2023-02-16 | 广东美的暖通设备有限公司 | Axial flow wind wheel, air conditioner outdoor unit, and air conditioner |
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